| // Copyright 2020 The Tint Authors. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "src/tint/reader/wgsl/parser_impl_test_helper.h" |
| |
| namespace tint::reader::wgsl { |
| namespace { |
| |
| TEST_F(ParserImplTest, Attribute_Size) { |
| auto p = parser("size(4)"); |
| auto attr = p->attribute(); |
| EXPECT_TRUE(attr.matched); |
| EXPECT_FALSE(attr.errored); |
| ASSERT_NE(attr.value, nullptr); |
| ASSERT_FALSE(p->has_error()); |
| |
| auto* member_attr = attr.value->As<ast::Attribute>(); |
| ASSERT_NE(member_attr, nullptr); |
| ASSERT_TRUE(member_attr->Is<ast::StructMemberSizeAttribute>()); |
| |
| auto* o = member_attr->As<ast::StructMemberSizeAttribute>(); |
| EXPECT_EQ(o->size, 4u); |
| } |
| |
| TEST_F(ParserImplTest, Attribute_Size_MissingLeftParen) { |
| auto p = parser("size 4)"); |
| auto attr = p->attribute(); |
| EXPECT_FALSE(attr.matched); |
| EXPECT_TRUE(attr.errored); |
| EXPECT_EQ(attr.value, nullptr); |
| EXPECT_TRUE(p->has_error()); |
| EXPECT_EQ(p->error(), "1:6: expected '(' for size attribute"); |
| } |
| |
| TEST_F(ParserImplTest, Attribute_Size_MissingRightParen) { |
| auto p = parser("size(4"); |
| auto attr = p->attribute(); |
| EXPECT_FALSE(attr.matched); |
| EXPECT_TRUE(attr.errored); |
| EXPECT_EQ(attr.value, nullptr); |
| EXPECT_TRUE(p->has_error()); |
| EXPECT_EQ(p->error(), "1:7: expected ')' for size attribute"); |
| } |
| |
| TEST_F(ParserImplTest, Attribute_Size_MissingValue) { |
| auto p = parser("size()"); |
| auto attr = p->attribute(); |
| EXPECT_FALSE(attr.matched); |
| EXPECT_TRUE(attr.errored); |
| EXPECT_EQ(attr.value, nullptr); |
| EXPECT_TRUE(p->has_error()); |
| EXPECT_EQ(p->error(), "1:6: expected signed integer literal for size attribute"); |
| } |
| |
| TEST_F(ParserImplTest, Attribute_Size_MissingInvalid) { |
| auto p = parser("size(nan)"); |
| auto attr = p->attribute(); |
| EXPECT_FALSE(attr.matched); |
| EXPECT_TRUE(attr.errored); |
| EXPECT_EQ(attr.value, nullptr); |
| EXPECT_TRUE(p->has_error()); |
| EXPECT_EQ(p->error(), "1:6: expected signed integer literal for size attribute"); |
| } |
| |
| TEST_F(ParserImplTest, Attribute_Align) { |
| auto p = parser("align(4)"); |
| auto attr = p->attribute(); |
| EXPECT_TRUE(attr.matched); |
| EXPECT_FALSE(attr.errored); |
| ASSERT_NE(attr.value, nullptr); |
| ASSERT_FALSE(p->has_error()); |
| |
| auto* member_attr = attr.value->As<ast::Attribute>(); |
| ASSERT_NE(member_attr, nullptr); |
| ASSERT_TRUE(member_attr->Is<ast::StructMemberAlignAttribute>()); |
| |
| auto* o = member_attr->As<ast::StructMemberAlignAttribute>(); |
| EXPECT_EQ(o->align, 4u); |
| } |
| |
| TEST_F(ParserImplTest, Attribute_Align_MissingLeftParen) { |
| auto p = parser("align 4)"); |
| auto attr = p->attribute(); |
| EXPECT_FALSE(attr.matched); |
| EXPECT_TRUE(attr.errored); |
| EXPECT_EQ(attr.value, nullptr); |
| EXPECT_TRUE(p->has_error()); |
| EXPECT_EQ(p->error(), "1:7: expected '(' for align attribute"); |
| } |
| |
| TEST_F(ParserImplTest, Attribute_Align_MissingRightParen) { |
| auto p = parser("align(4"); |
| auto attr = p->attribute(); |
| EXPECT_FALSE(attr.matched); |
| EXPECT_TRUE(attr.errored); |
| EXPECT_EQ(attr.value, nullptr); |
| EXPECT_TRUE(p->has_error()); |
| EXPECT_EQ(p->error(), "1:8: expected ')' for align attribute"); |
| } |
| |
| TEST_F(ParserImplTest, Attribute_Align_MissingValue) { |
| auto p = parser("align()"); |
| auto attr = p->attribute(); |
| EXPECT_FALSE(attr.matched); |
| EXPECT_TRUE(attr.errored); |
| EXPECT_EQ(attr.value, nullptr); |
| EXPECT_TRUE(p->has_error()); |
| EXPECT_EQ(p->error(), "1:7: expected signed integer literal for align attribute"); |
| } |
| |
| TEST_F(ParserImplTest, Attribute_Align_MissingInvalid) { |
| auto p = parser("align(nan)"); |
| auto attr = p->attribute(); |
| EXPECT_FALSE(attr.matched); |
| EXPECT_TRUE(attr.errored); |
| EXPECT_EQ(attr.value, nullptr); |
| EXPECT_TRUE(p->has_error()); |
| EXPECT_EQ(p->error(), "1:7: expected signed integer literal for align attribute"); |
| } |
| |
| } // namespace |
| } // namespace tint::reader::wgsl |